DevTools: untangle device discovery request from the devtools android bridge.

chrome/browser/devtools/devtools_ui_bindings.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/devtools/devtools_ui_bindings.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
@@ skipping 177 matching lines @@
 class DefaultBindingsDelegate : public DevToolsUIBindings::Delegate {
  public:
   explicit DefaultBindingsDelegate(content::WebContents* web_contents)
       : web_contents_(web_contents) {}
 
  private:
   ~DefaultBindingsDelegate() override {}
 
   void ActivateWindow() override;
   void CloseWindow() override {}
+  void Inspect(scoped_refptr<content::DevToolsAgentHost> host) override {}
   void SetInspectedPageBounds(const gfx::Rect& rect) override {}
   void InspectElementCompleted() override {}
   void SetIsDocked(bool is_docked) override {}
   void OpenInNewTab(const std::string& url) override;
   void SetWhitelistedShortcuts(const std::string& message) override {}
   using DispatchCallback =
       DevToolsEmbedderMessageDispatcher::Delegate::DispatchCallback;
 
   void InspectedContentsClosing() override;
   void OnLoadCompleted() override {}
@@ skipping 597 matching lines @@
 
 void DevToolsUIBindings::PerformActionOnRemotePage(const std::string& page_id,
                                                    const std::string& action) {
   if (!remote_targets_handler_)
     return;
   scoped_refptr<content::DevToolsAgentHost> host =
       remote_targets_handler_->GetTarget(page_id);
   if (!host)
     return;
   if (action == kRemotePageActionInspect)
-    host->Inspect();
-  if (action == kRemotePageActionReload)
+    delegate_->Inspect(host);
+  else if (action == kRemotePageActionReload)
     host->Reload();
-  if (action == kRemotePageActionActivate)
+  else if (action == kRemotePageActionActivate)
     host->Activate();
-  if (action == kRemotePageActionClose)
+  else if (action == kRemotePageActionClose)
     host->Close();
 }
 
 void DevToolsUIBindings::OpenRemotePage(const std::string& browser_id,
                                         const std::string& url) {
   if (!remote_targets_handler_)
     return;
   remote_targets_handler_->Open(browser_id, url);
 }
 
@@ skipping 318 matching lines @@
 void DevToolsUIBindings::FrontendLoaded() {
   if (frontend_loaded_)
     return;
   frontend_loaded_ = true;
 
   // Call delegate first - it seeds importants bit of information.
   delegate_->OnLoadCompleted();
 
   AddDevToolsExtensionsToClient();
 }